42140577013 has 2 divisors, whose sum is σ = 42140577014. Its totient is φ = 42140577012.

The previous prime is 42140576993. The next prime is 42140577029. The reversal of 42140577013 is 31077504124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36413417329 + 5727159684 = 190823^2 + 75678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42140577013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42140577013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42150577013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21070288506 + 21070288507.

It is an arithmetic number, because the mean of its divisors is an integer number (21070288507).

Almost surely, 2^42140577013 is an apocalyptic number.

It is an amenable number.

42140577013 is a deficient number, since it is larger than the sum of its proper divisors (1).

42140577013 is an equidigital number, since it uses as much as digits as its factorization.

42140577013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 42140577013 in words is "forty-two billion, one hundred forty million, five hundred seventy-seven thousand, thirteen".